| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| JOHS J SYLTERN AS CVR 816510872 | ManagementChief Executive Officer | Since 2011 | — | Active |
| SN ANLEGGSPARK AS CVR 889144882 | ManagementChief Executive Officer | Since 2017 | — | Active |
| SG ANLEGGSPARK AS CVR 911942046 | BoardChairman | Since 2022 | — | Active |
| SN ENTREPRENØR AS CVR 914530806 | BoardChairman | Since 2022 | — | Active |
| JOHS J SYLTERN AS CVR 914626080 | BoardChairman | Since 2021 | — | Active |
| SØBERG ANLEGGSPARK AS CVR 916120575 | OtherContact Person | Since 2015 | — | Active |
| SÅ ANLEGGSPARK AS CVR 923390227 | ManagementChief Executive Officer | Since 2019 | — | Active |
| SYLTERN ANLEGGSPARK AS CVR 929293495 | OtherContact Person | Since 2022 | — | Active |
| ÅFJORD HELSEVERKSTED AS CVR 931847732 | OtherContact Person | Since 2023 | — | Active |
| ØYSTEIN SYLTERN AS CVR 989025554 | ManagementChief Executive Officer | Since 2005 | — | Active |
| SG DEPONI AS CVR 991549161 | ManagementChief Executive Officer | Since 2023 | — | Active |
| SYLTERN MASKIN AS CVR 996824810 | BoardBoard of Directors | Since 2021 | — | Active |
| SG ENTREPRENØR AS CVR 997395735 | BoardChairman | Since 2022 | — | Active |
| KLETT EIENDOM AS CVR 997933753 | BoardBoard of Directors | Since 2021 | — | Active |
| JV SKANSKA SYLTERN ANS CVR 932564696 | BoardBoard of Directors | Since 2023 | — | Active |
| VASSNESET EIENDOM AS CVR 993412023 | BoardBoard of Directors | Since 2022 | — | Active |
| FOSEN VERKSTEDSENTER AS CVR 993438189 | OtherDeputy Member | Since 2023 | — | Active |
| HOFSTAD UTVIKLING 4 AS CVR 879995132 | BoardChairman | Since 2026 | — | Active |
| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| NORD-FUND AS CVR 932272199 | BoardChairman | 2023 – 2025 | — | Active |
| Person | Role | Shared companies | Profile |
|---|---|---|---|
| Board of Directors | 2companies | View profile | |
| Board of Directors | 2companies | View profile | |
| Board of Directors | 1company | View profile | |
| Board of Directors | 1company | View profile | |
| Chief Executive Officer | 1company | View profile |